#include <stdio.h>

int main() {
    int i, j;
    
    printf("===== 九九乘法表 =====\n\n");
    for (i = 1; i <= 9; i++) {
        for (j = 1; j <= i; j++) {
            printf("%d x %d = %-2d  ", j, i, i * j);
        }
        
        printf("\n");
    }
    
    return 0;
}